🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 455.7

Radius: 8.6

Gravity: 6.16 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.55 AU - 0.69 AU

Year: 337 Days

Day: 11.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 30,697,610 km

• M1: 106,962 km (0.075 R)
• M2: 469,737 km (0.101 R)
• M3: 748,139 km (0.118 R)
• M4: 1,192,145 km (0.062 R)
• M5: 1,493,735 km (0.096 R)
• M6: 1,947,016 km (0.071 R)
• M7: 2,303,658 km (0.101 R)
• M8: 3,221,740 km (0.105 R)
• M9: 4,066,070 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 935

Radius: 9

Gravity: 11.54 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.13 AU - 1.53 AU

Year: 1059 Days

Day: 13 Hours

Environment

Temp: -191 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 30,697,610 km

• M1: 111,899 km (0.109 R)
• M2: 414,536 km (0.113 R)
• M3: 718,668 km (0.082 R)
• M4: 1,004,101 km (0.089 R)
• M5: 1,289,534 km (0.072 R)
• M6: 1,759,869 km (0.039 R)
• M7: 2,249,354 km (0.112 R)
• M8: 2,607,491 km (0.109 R)
• M9: 3,454,813 km (0.082 R)
• M10: 4,034,954 km (0.086 R)
• M11: 5,205,108 km (0.12 R)
• M12: 5,684,270 km (0.108 R)
• M13: 6,563,906 km (0.112 R)
• M14: 6,949,868 km (0.068 R)
• M15: 7,531,355 km (0.106 R)
• M16: 9,082,984 km (0.12 R)
• M17: 9,654,747 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.1

Radius: 12.7

Gravity: 4.57 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 2.05 AU - 2.21 AU

Year: 2146 Days

Day: 10.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 30,697,610 km

• M1: 162,912 km (0.118 R)
• M2: 708,496 km (0.105 R)
• M3: 1,138,141 km (0.118 R)
• M4: 1,823,149 km (0.059 R)
• M5: 2,418,250 km (0.07 R)
• M6: 2,966,675 km (0.097 R)
• M7: 4,499,754 km (0.052 R)
• M8: 4,993,727 km (0.078 R)
• M9: 5,571,473 km (0.045 R)
• M10: 7,227,821 km (0.045 R)
• M11: 12,007,024 km (0.104 R)
• M12: 12,540,640 km (0.044 R)
• M13: 13,392,301 km (0.075 R)
• M14: 15,163,839 km (0.118 R)
• M15: 17,448,348 km (0.071 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 895.6

Radius: 10

Gravity: 8.96 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 2.31 AU - 3.13 AU

Year: 3096 Days

Day: 8.8 Hours

Environment

Temp: -201 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 30,697,610 km

• M1: 124,316 km (0.115 R)
• M2: 520,002 km (0.066 R)
• M3: 997,668 km (0.092 R)
• M4: 1,352,963 km (0.083 R)
• M5: 1,709,754 km (0.087 R)
• M6: 2,115,912 km (0.099 R)
• M7: 2,813,487 km (0.105 R)
• M8: 3,441,349 km (0.091 R)
• M9: 4,780,699 km (0.112 R)
• M10: 6,234,940 km (0.101 R)
• M11: 6,954,356 km (0.085 R)
• M12: 7,302,022 km (0.059 R)
• M13: 9,677,935 km (0.087 R)
• M14: 12,854,197 km (0.118 R)
• M15: 13,330,965 km (0.067 R)
• M16: 13,720,818 km (0.114 R)
• M17: 18,346,533 km (0.111 R)
• M18: 18,951,208 km (0.114 R)
• M19: 19,382,349 km (0.065 R)
• M20: 19,819,923 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615

Radius: 14.9

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 3.24 AU - 3.6 AU

Year: 4366 Days

Day: 7.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 30,697,610 km

• M1: 186,399 km (0.116 R)
• M2: 705,504 km (0.118 R)
• M3: 1,428,510 km (0.079 R)
• M4: 2,213,899 km (0.105 R)
• M5: 2,791,197 km (0.107 R)
• M6: 3,409,934 km (0.095 R)
• M7: 3,922,456 km (0.059 R)
• M8: 4,510,376 km (0.057 R)
• M9: 5,314,614 km (0.106 R)
• M10: 6,575,126 km (0.112 R)
• M11: 7,782,530 km (0.106 R)
• M12: 8,421,313 km (0.114 R)
• M13: 9,018,208 km (0.105 R)
• M14: 10,592,576 km (0.11 R)
• M15: 12,296,646 km (0.072 R)
• M16: 12,774,013 km (0.066 R)
• M17: 13,614,005 km (0.117 R)
• M18: 16,644,259 km (0.096 R)
• M19: 18,751,943 km (0.107 R)
• M20: 19,642,948 km (0.111 R)
• M21: 20,429,085 km (0.091 R)
• M22: 21,994,328 km (0.074 R)
• M23: 23,638,259 km (0.051 R)
• M24: 24,678,263 km (0.049 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 843.7

Radius: 12.5

Gravity: 5.4 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 3.62 AU - 4.22 AU

Year: 5357 Days

Day: 5.5 Hours

Environment

Temp: -218 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 30,697,610 km

• M1: 156,330 km (0.055 R)
• M2: 582,235 km (0.1 R)
• M3: 1,048,232 km (0.114 R)
• M4: 1,626,877 km (0.077 R)
• M5: 2,036,027 km (0.106 R)
• M6: 2,745,271 km (0.116 R)
• M7: 3,168,632 km (0.095 R)
• M8: 3,702,996 km (0.113 R)
• M9: 4,683,461 km (0.096 R)
• M10: 5,922,729 km (0.117 R)
• M11: 8,352,348 km (0.055 R)
• M12: 9,810,479 km (0.071 R)
• M13: 10,438,939 km (0.076 R)
• M14: 12,128,199 km (0.115 R)
• M15: 15,140,950 km (0.092 R)
• M16: 15,798,433 km (0.061 R)
• M17: 16,226,731 km (0.116 R)
• M18: 16,978,910 km (0.115 R)
• M19: 18,284,151 km (0.08 R)
• M20: 20,366,105 km (0.103 R)
• M21: 23,460,686 km (0.109 R)
• M22: 24,831,152 km (0.105 R)
• M23: 25,999,512 km (0.105 R)
• M24: 26,942,726 km (0.096 R)
• M25: 32,494,453 km (0.106 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.2

Radius: 9.7

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 5.16 AU - 5.18 AU

Year: 8114 Days

Day: 11.4 Hours

Environment

Temp: -214 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 30,697,610 km

• M1: 222,003 km (0.074 R)
• M2: 2,580,264 km (0.061 R)
• M3: 3,313,892 km (0.064 R)
• M4: 3,643,905 km (0.118 R)
• M5: 4,264,437 km (0.045 R)
• M6: 4,860,734 km (0.112 R)
• M7: 6,581,858 km (0.055 R)
• M8: 7,136,118 km (0.113 R)
• M9: 10,425,924 km (0.09 R)
• M10: 18,974,396 km (0.084 R)
• M11: 19,619,162 km (0.11 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.9

Radius: 9.2

Gravity: 11.39 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.05 AU - 5.45 AU

Year: 8303 Days

Day: 14.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 30,697,610 km

• M1: 116,088 km (0.071 R)
• M2: 559,047 km (0.086 R)
• M3: 863,030 km (0.107 R)
• M4: 1,392,457 km (0.091 R)
• M5: 1,910,066 km (0.034 R)
• M6: 3,329,450 km (0.045 R)
• M7: 4,456,820 km (0.105 R)
• M8: 6,542,663 km (0.076 R)
• M9: 7,861,966 km (0.112 R)
• M10: 9,207,749 km (0.093 R)
• M11: 9,494,378 km (0.077 R)
• M12: 10,545,004 km (0.105 R)
• M13: 11,018,332 km (0.09 R)
• M14: 13,234,624 km (0.104 R)
• M15: 13,661,726 km (0.049 R)
• M16: 14,161,234 km (0.085 R)
• M17: 15,597,523 km (0.116 R)
• M18: 16,490,472 km (0.112 R)
• M19: 17,056,850 km (0.119 R)
• M20: 18,453,645 km (0.062 R)
• M21: 18,833,624 km (0.061 R)
• M22: 19,687,828 km (0.063 R)
• M23: 21,809,574 km (0.1 R)
• M24: 23,364,794 km (0.111 R)
• M25: 25,551,616 km (0.12 R)
• M26: 28,371,984 km (0.054 R)
• M27: 35,903,788 km (0.106 R)
• M28: 37,095,335 km (0.112 R)
• M29: 39,935,600 km (0.09 R)
• M30: 40,316,477 km (0.12 R)
• M31: 43,585,190 km (0.081 R)
• M32: 44,940,696 km (0.109 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 897.3

Radius: 13.2

Gravity: 5.15 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 4.32 AU - 6.34 AU

Year: 8494 Days

Day: 7.3 Hours

Environment

Temp: -232 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 30,697,610 km

• M1: 164,258 km (0.051 R)
• M2: 804,089 km (0.093 R)
• M3: 1,404,574 km (0.116 R)
• M4: 1,863,989 km (0.056 R)
• M5: 2,557,824 km (0.079 R)
• M6: 3,141,705 km (0.096 R)
• M7: 3,711,972 km (0.055 R)
• M8: 4,157,026 km (0.049 R)
• M9: 5,712,694 km (0.104 R)
• M10: 7,545,118 km (0.062 R)
• M11: 10,544,256 km (0.066 R)
• M12: 11,174,213 km (0.058 R)
• M13: 12,053,100 km (0.117 R)
• M14: 13,518,112 km (0.087 R)
• M15: 13,948,805 km (0.097 R)
• M16: 15,164,437 km (0.072 R)
• M17: 19,468,368 km (0.051 R)
• M18: 21,480,459 km (0.075 R)
• M19: 23,539,225 km (0.065 R)
• M20: 24,890,842 km (0.062 R)
• M21: 26,293,771 km (0.063 R)
• M22: 29,771,173 km (0.109 R)
• M23: 31,030,787 km (0.117 R)
• M24: 37,624,912 km (0.108 R)
• M25: 44,824,010 km (0.103 R)
• M26: 46,199,562 km (0.114 R)

Planet 10 - Ice Giant

Semi-Major Axis: 7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 110.1

Radius: 3.3

Gravity: 10.11 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 6.17 AU - 7.83 AU

Year: 12784 Days

Day: 19.9 Hours

Environment

Temp: -237 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 30,697,610 km

• M1: 42,635 km (0.076 R)
• M2: 162,014 km (0.102 R)
• M3: 301,290 km (0.098 R)
• M4: 598,691 km (0.1 R)
• M5: 954,285 km (0.087 R)
• M6: 2,478,388 km (0.028 R)
• M7: 3,183,443 km (0.099 R)
• M8: 3,581,971 km (0.069 R)
• M9: 3,804,573 km (0.115 R)
• M10: 4,131,594 km (0.082 R)
• M11: 5,599,747 km (0.113 R)
• M12: 6,147,126 km (0.114 R)
• M13: 8,002,439 km (0.07 R)
• M14: 8,774,813 km (0.057 R)
• M15: 8,935,032 km (0.069 R)
• M16: 9,765,749 km (0.082 R)
• M17: 13,873,856 km (0.041 R)
• M18: 15,737,247 km (0.104 R)
• M19: 16,152,830 km (0.083 R)
• M20: 18,406,672 km (0.06 R)
• M21: 18,868,031 km (0.062 R)
• M22: 24,699,805 km (0.085 R)
• M23: 28,368,095 km (0.104 R)
• M24: 30,240,013 km (0.11 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 265 - 13,289 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit